1)What is the total volume of aggregates required for
1cu.mtr.solid hard concrete?
2)What is total mass of wet concrte and dry concrete after
28 days of M25?
3) Is 28 days strength is the final strength of concrete or
it gets increasing as the time period increses.?
4)What is the volumetric proportion of concrete grade of
M25.M30,M35,M40
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for Precast foundation howmany days required we can shift the foundation with american Standards i need reference with section any body can help
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Respected Sir, I am from a hilly place called Darjeeling ,I have constructed house of 9 column out of which 4 of the column is under water , i have put rcc slab on top and on top of the rcc slab i have construced two room house with bricks and light roof , now i am planning to change the light roof with rcc slab for the two room, my main concern is will the column under water will hold the load of the new rcc slab coz it already 10 to 12 yrs old , i dont know what to do , can u advice me regarding this matter, weather to leave the upper floor roof light or make it rcc slab.(If i put the slab , it will require 45bags of cement and u calculate how much of steel and sand and pebbles) thanks with regard Anand
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how do we calculate the quantity cement,sand, & aggregate for M20,M15 for 10cum.
7 Answers Opera, Raheja, Star,
what else we can add rather than admixture in concrete to reduce the cement quantity?
what is meant by expansion joints in concrete structures?
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